Twenty-five engineers and inventors /
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
San Francisco, Calif. :
San Francisco Press,
[1976]
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| Subjects: |
| Physical Description: | ix, 122 pages : illustrations ; 21 cm. |
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| Bibliography: | Bibliography: pages 113-122. |
| ISBN: | 0911302298 |